261569268 (number)

261569268 is an even 9-digits composite number following 261569267 and preceding 261569269. In scientific notation, it is written as 2.61569268 × 10^8. The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors. There are 87189744 positive integers (up to 261569268) that are relatively prime to 261569268.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million five hundred sixty-nine thousand two hundred sixty-eight

Notation

Scientific notation 2.61569268 × 10^8
Engineering notation 2.61569268 × 10^6

Prime Factorization of 261569268

Prime Factorization 2 × 2 × 9 × 7265813

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 130784634
Product of the distinct prime numbers

The prime factorization of 261569268 is 2 × 2 × 9 × 7265813. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 4, 73, 90, 754, 178, 1735, 9141, 55136, 35325, 493583, 351754, 6636176, 4643142, 28814533, 63572385, 525404887, 949889048, 6494466446, 8180188212

Basic calculations (n = 261569268)

Multiplication

n×y
n×2 523138536
n×3 784707804
n×4 1046277072
n×5 1307846340

Division

n÷y
n÷2 130784634
n÷3 87189756
n÷3 65392317
n÷5 52313853.6

Exponentiation

ny
n2 68418481962055824
n3 1.7896172244486E+25
n4 4.6810886739922E+33
n5 1.2244289378992E+42

Nth Root

y√n
2√n 16173.103227272
3√n 639.53193967125
4√n 127.17351621809
5√n 48.252224903737

Divisors of 261569268

1, 2, 4, 9, 18, 36, 7265813, 14531626, 29063252, 65392317, 130784634, 261569268

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261569267
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261569268 can be divided by 12 positive divisors. The sum of these divisors (counting 261569268) is 1, the average is 0.083333333333333.

Base conversion 261569268

Base System Value
2 Binary 1111100101110011101011110100
3 Ternary 200020012002120200
4 Quaternary 33211303223310
5 Quinary 1013430204033
6 Senary 41542200500
8 Octal 1745635364
10 Decimal 261569268
12 Duodecimal 73723130
16 Hexadecimal f973af4
20 Vigesimal 41eg338
36 Base36 4bqc50

Cryptographic Hash Functions

md5 0619ba2ad5f20c4c7935a629a5873d90
sha1 52c3a55e5f80eccab0f45acd8344a7a44d7bc1e9
sha256 1c5d5bc839b0932bc1c5a901bfa9b0d70ff4bf20502763b8fc704d1550d1afc4
sha512 dc5bde13f562635d6ba2ce07f3df4a4ed5f90b4b3a1801b2892a87555407069be16ece3dab9b3754e3aa3351d5d3d6891dc997bbe8f6837447f9cbe504f86b9f
ripemd-160 6eb93b7442effd62517d68a8802acefdc3b7a279

261569268 as geometric shapes

Circle

Radius = n
Diameter 523138536
Circumference 1643488181.5073
Area 2.1494300030176E+17

Sphere

Radius = n
Volume 7.4963311000874E+25
Surface area 8.5977200120704E+17
Circumference 1643488181.5073

Square

Length = n
Perimeter 1046277072
Area 68418481962055824
Diagonal 369914806.3056

Cube

Length = n
Surface area 410510891772334944
Volume 1.7896172244486E+25
Space diagonal 453051261.8746

Equilateral Triangle

Length = n
Perimeter 784707804
Area 2.9626071733754E+16
Altitude 226525630.9373

Triangular Pyramid

Length = n
Surface area 2.9626071733754E+16
Volume 2.1090841252264E+24
Height 123304935.4352